summit/backend/venv/lib/python3.12/site-packages/asyncpg/pgproto/codecs/uuid.pyx

28 lines
855 B
Cython

# Copyright (C) 2016-present the asyncpg authors and contributors
# <see AUTHORS file>
#
# This module is part of asyncpg and is released under
# the Apache 2.0 License: http://www.apache.org/licenses/LICENSE-2.0
cdef uuid_encode(CodecContext settings, WriteBuffer wbuf, obj):
cdef:
char buf[16]
if type(obj) is pg_UUID:
wbuf.write_int32(<int32_t>16)
wbuf.write_cstr((<UUID>obj)._data, 16)
elif cpython.PyUnicode_Check(obj):
pg_uuid_bytes_from_str(obj, buf)
wbuf.write_int32(<int32_t>16)
wbuf.write_cstr(buf, 16)
else:
bytea_encode(settings, wbuf, obj.bytes)
cdef uuid_decode(CodecContext settings, FRBuffer *buf):
if buf.len != 16:
raise TypeError(
f'cannot decode UUID, expected 16 bytes, got {buf.len}')
return pg_uuid_from_buf(frb_read_all(buf))